Salt lamp



FIG. 1 is a perspective view of a salt lamp, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view thereof, showing the salt lamp in use.

The broken lines in the drawings represent unclaimed environmental subject matter that forms no part of the claimed design. 

CLAIM The ornamental design for a salt lamp, as shown and described. 